Finding the Fourth Proportional to 1,497,019,058.40, 2,245,528,587.60 and 667,971,098.40
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Solution
The fourth proportional to 1,497,019,058.40, 2,245,528,587.60 and 667,971,098.40 is: 1,001,956,647.60
Step by Step Solution
- Step 1: Write the proportion equation
1,497,019,058.40 : 2,245,528,587.60 = 667,971,098.40 : x - Step 2: Convert to fraction form
1,497,019,058.40/2,245,528,587.60 = 667,971,098.40/x - Step 3: Cross multiply
1,497,019,058.40x = 2,245,528,587.60 × 667,971,098.40 - Step 4: Simplify right side
1,497,019,058.40x = 1,499,948,197,147,772,416 - Step 5: Solve for x
x = 1,499,948,197,147,772,416/1,497,019,058.40 - Step 6: Final answer
x = 1,001,956,647.60
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.